升级flutter sdk 到1.22.5 升级dart sdk 到 2.10.4

@@ -28,7 +28,7 @@ packages:
       name: async
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "2.4.2"
+    version: "2.5.0-nullsafety.1"
   audioplayers:
     dependency: "direct main"
     description:
@@ -42,7 +42,7 @@ packages:
       name: boolean_selector
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "2.0.0"
+    version: "2.1.0-nullsafety.1"
   build:
     dependency: transitive
     description:
@@ -63,7 +63,7 @@ packages:
       name: build_daemon
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "2.1.4"
+    version: "2.1.5"
   build_resolvers:
     dependency: transitive
     description:
@@ -105,35 +105,35 @@ packages:
       name: cached_network_image
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "2.3.3"
+    version: "2.5.0"
   characters:
     dependency: transitive
     description:
       name: characters
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "1.0.0"
+    version: "1.1.0-nullsafety.3"
   charcode:
     dependency: transitive
     description:
       name: charcode
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "1.1.3"
+    version: "1.2.0-nullsafety.1"
   checked_yaml:
     dependency: transitive
     description:
       name: checked_yaml
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "1.0.2"
+    version: "1.0.4"
   clock:
     dependency: transitive
     description:
       name: clock
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "1.0.1"
+    version: "1.1.0-nullsafety.1"
   code_builder:
     dependency: transitive
     description:
@@ -147,7 +147,7 @@ packages:
       name: collection
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "1.14.13"
+    version: "1.15.0-nullsafety.3"
   common_utils:
     dependency: "direct main"
     description:
@@ -238,7 +238,7 @@ packages:
       name: device_info
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "0.4.2+9"
+    version: "0.4.2+10"
   device_info_platform_interface:
     dependency: transitive
     description:
@@ -266,7 +266,7 @@ packages:
       name: fake_async
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "1.1.0"
+    version: "1.2.0-nullsafety.1"
   ffi:
     dependency: transitive
     description:
@@ -294,7 +294,7 @@ packages:
       name: fluro
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "1.6.3"
+    version: "1.7.8"
   flutter:
     dependency: "direct main"
     description: flutter
@@ -533,14 +533,14 @@ packages:
       name: matcher
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "0.12.8"
+    version: "0.12.10-nullsafety.1"
   meta:
     dependency: transitive
     description:
       name: meta
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "1.1.8"
+    version: "1.3.0-nullsafety.3"
   mime:
     dependency: transitive
     description:
@@ -603,7 +603,7 @@ packages:
       name: path
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "1.7.0"
+    version: "1.8.0-nullsafety.1"
   path_provider:
     dependency: "direct main"
     description:
@@ -645,7 +645,7 @@ packages:
       name: pedantic
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "1.9.0"
+    version: "1.9.2"
   permission_handler:
     dependency: "direct main"
     description:
@@ -666,7 +666,7 @@ packages:
       name: petitparser
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "3.0.4"
+    version: "3.1.0"
   photo_view:
     dependency: "direct main"
     description:
@@ -832,14 +832,14 @@ packages:
       name: source_span
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "1.7.0"
+    version: "1.8.0-nullsafety.2"
   sqflite:
     dependency: "direct main"
     description:
       name: sqflite
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "1.3.1+2"
+    version: "1.3.2+2"
   sqflite_common:
     dependency: transitive
     description:
@@ -853,14 +853,14 @@ packages:
       name: stack_trace
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "1.9.5"
+    version: "1.10.0-nullsafety.1"
   stream_channel:
     dependency: transitive
     description:
       name: stream_channel
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "2.0.0"
+    version: "2.1.0-nullsafety.1"
   stream_transform:
     dependency: transitive
     description:
@@ -874,7 +874,7 @@ packages:
       name: string_scanner
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "1.0.5"
+    version: "1.1.0-nullsafety.1"
   synchronized:
     dependency: transitive
     description:
@@ -895,14 +895,14 @@ packages:
       name: term_glyph
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "1.1.0"
+    version: "1.2.0-nullsafety.1"
   test_api:
     dependency: transitive
     description:
       name: test_api
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "0.2.17"
+    version: "0.2.19-nullsafety.2"
   timing:
     dependency: transitive
     description:
@@ -925,14 +925,14 @@ packages:
       name: typed_data
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "1.2.0"
+    version: "1.3.0-nullsafety.3"
   url_launcher:
     dependency: "direct main"
     description:
       name: url_launcher
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "5.7.6"
+    version: "5.7.10"
   url_launcher_linux:
     dependency: transitive
     description:
@@ -953,14 +953,14 @@ packages:
       name: url_launcher_platform_interface
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "1.0.8"
+    version: "1.0.9"
   url_launcher_web:
     dependency: transitive
     description:
       name: url_launcher_web
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "0.1.4+1"
+    version: "0.1.5+1"
   url_launcher_windows:
     dependency: transitive
     description:
@@ -981,7 +981,7 @@ packages:
       name: vector_math
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "2.0.8"
+    version: "2.1.0-nullsafety.3"
   video_player:
     dependency: "direct main"
     description:
@@ -1037,7 +1037,7 @@ packages:
       name: xdg_directories
       url: "https://pub.flutter-io.cn"
     source: hosted
-    version: "0.1.0"
+    version: "0.1.2"
   xml:
     dependency: transitive
     description:
@@ -1053,5 +1053,5 @@ packages:
     source: hosted
     version: "2.2.1"
 sdks:
-  dart: ">=2.9.0 <3.0.0"
-  flutter: ">=1.20.0 <2.0.0"
+  dart: ">=2.10.2 <2.11.0"
+  flutter: ">=1.22.2 <2.0.0"

@@ -19,7 +19,7 @@ environment:
 dependencies:
   flutter:
     sdk: flutter
-  # meta: ^1.2.4
+    
 
   # The following adds the Cupertino Icons font to your application.
   # Use with the CupertinoIcons class for iOS style icons.
@@ -95,6 +95,7 @@ dependencies:
   photo_view: ^0.9.2
 #七牛云sdk
   # qiniu_flutter_sdk: ^0.1.0
+ 
 
 
 
@@ -106,6 +107,7 @@ dev_dependencies:
 
   build_runner: ^1.0.0
   json_serializable: ^2.0.0
+  # meta: ^1.2.3
 
 
 # For information on the generic Dart part of this file, see the